When it comes to whether electronic signatures are legal, it depends on what the law stipulates.

Article 13 of the "Electronic Signature Law" stipulates that if an electronic signature meets the following conditions at the same time, it is deemed to be a reliable electronic signature:

(1) The electronic signature production data is used for electronic When signing, it is exclusive to the electronic signer;

(2) The electronic signature production data is only controlled by the electronic signer when signing;

(3) Any changes to the electronic signature after signing Changes can be discovered;

(4) Any changes to the content and form of the data message after signing can be discovered.

The parties may also choose to use an electronic signature that meets the reliability conditions agreed by them. An electronic signature that meets these conditions has the same legal effect as a handwritten signature.